Series of related articles — Local Kubernetes cluster on openEuler OS Apache Spark on Kubernetes Apache Spark -SNAPSHOT on Kubernetes (this article) Native integration between Apache Spark and Volcano Kubernetes scheduler In my previous article I’ve shown you how to deploy Apache Spark jobs on local Kubernetes cluster using an official release of Apache Spark…

Series of related articles — Local Kubernetes cluster on openEuler OS Apache Spark on Kubernetes (this article) Apache Spark -SNAPSHOT on Kubernetes Native integration between Apache Spark and Volcano Kubernetes scheduler In my previous article we tested several Kubernetes distributions which could be used for local development on openEuler OS. …

openEuler OS is the open source community edition of Huawei’s EulerOS — a Linux distribution based on CentOS. What is specific about openEuler OS is that it is tailored for ARM64 CPU architecture and especially for server/cloud deployments! …

In this article I am going to explain how to setup self-hosted Github Actions (GHA) runner on Oracle Cloud Infrastructure (OCI) for free! VM instance Since some time OCI provides Linux ARM64 VMs in their Free Tier. They are based on Ampere Altra 80 and you could use up to 4 vCPU…

In my article Building Linux Packages for different CPU architectures with Docker and QEMU I have shown you how to run non-x86_64 Docker containers on x86_64 host machine. But if your host is non-x86_64 one, e.g. …

If you have read my previous articles you might have noticed that ARM64 CPU architecture conquerors the server side! Any software product that takes itself serious should use Continuous Integration (CI) system to regularly build and to run its tests! If you manage the CI system yourself and you have…

In this article I am going to share with you an interesting case of how an optional feature makes a software library completely unusable on non-AMD64 hardware. The software library is Apache Parquet. Apache Parquet is a columnar storage format available to any project in the Hadoop ecosystem, regardless of…

From the website: Concourse is an open-source continuous thing-doer. Built on the simple mechanics of resources, tasks, and jobs, Concourse presents a general approach to automation that makes it great for CI/CD. ConcourseCI is a light-weight continuous integration/deployment server. …

Do you know how your software processes network calls ? Unless you use a low level programming language you most probably didn’t need to care about such details. If you are a web developer then most probably you just start Apache Tomcat or Netty server and let them do the…